+#ifdef __cplusplus
+#define NCURSES_VOID /* nothing */
+#else
+#define NCURSES_VOID (void)
+#endif
+
+#ifndef HAVE_STRLCAT
+#define HAVE_STRLCAT 0
+#endif
+
+#ifndef HAVE_STRLCPY
+#define HAVE_STRLCPY 0
+#endif
+
+#ifndef HAVE_SNPRINTF
+#define HAVE_SNPRINTF 0
+#endif
+
+#ifndef USE_STRING_HACKS
+#define USE_STRING_HACKS 0
+#endif
+
+#ifndef NCURSES_CAST
+#ifdef __cplusplus
+extern "C" {
+#define NCURSES_CAST(type,value) static_cast<type>(value)
+#else
+#define NCURSES_CAST(type,value) (type)(value)
+#endif
+#endif
+
+#if USE_STRING_HACKS && HAVE_STRLCAT
+#define _nc_STRCAT(d,s,n) NCURSES_VOID strlcat((d),(s),NCURSES_CAST(size_t,n))
+#define _nc_STRNCAT(d,s,m,n) NCURSES_VOID strlcat((d),(s),NCURSES_CAST(size_t,m))
+#else
+#define _nc_STRCAT(d,s,n) NCURSES_VOID strcat((d),(s))
+#define _nc_STRNCAT(d,s,m,n) NCURSES_VOID strncat((d),(s),(n))
+#endif
+
+#if USE_STRING_HACKS && HAVE_STRLCPY
+#define _nc_STRCPY(d,s,n) NCURSES_VOID strlcpy((d),(s),NCURSES_CAST(size_t,n))
+#define _nc_STRNCPY(d,s,n) NCURSES_VOID strlcpy((d),(s),NCURSES_CAST(size_t,n))
+#else
+#define _nc_STRCPY(d,s,n) NCURSES_VOID strcpy((d),(s))
+#define _nc_STRNCPY(d,s,n) NCURSES_VOID strncpy((d),(s),(n))
+#endif
+
+#if USE_STRING_HACKS && HAVE_SNPRINTF
+#define _nc_SPRINTF NCURSES_VOID snprintf
+#define _nc_SLIMIT(n) NCURSES_CAST(size_t,n),
+#else
+#define _nc_SPRINTF NCURSES_VOID sprintf
+#define _nc_SLIMIT(n) /* nothing */
+#endif
+
+/*
+ * X/Open Curses does not define the arrays of terminfo/termcap names as SVr4
+ * curses did, and some implementations provide them anyway, but undeclared.
+ */
+#ifdef DECL_CURSES_DATA_BOOLNAMES
+extern char *boolnames[], *boolcodes[], *boolfnames[];
+extern char *numnames[], *numcodes[], *numfnames[];
+extern char *strnames[], *strcodes[], *strfnames[];
+#endif
+
+/*
+ * Again, an SVr4 curses feature latent in the libraries but not in headers.
+ */
+#ifndef DECL_CURSES_DATA_TABSIZE
+#define DECL_CURSES_DATA_TABSIZE 0
+#endif
+
+#if DECL_CURSES_DATA_TABSIZE
+extern int TABSIZE;
+#undef HAVE_CURSES_DATA_TABSIZE
+#define HAVE_CURSES_DATA_TABSIZE 1
+#endif
+
+#ifndef HAVE_CURSES_DATA_TABSIZE
+#define HAVE_CURSES_DATA_TABSIZE 0
+#endif
+
+/*
+ * X/Open Curses provides termname(), whose return value is analogous to the
+ * SVr4 curses variable ttytype[].
+ */
+#ifndef HAVE_CURSES_DATA_TTYTYPE
+#define HAVE_CURSES_DATA_TTYTYPE 0
+#endif
+
+#ifndef DECL_CURSES_DATA_TTYTYPE
+#define DECL_CURSES_DATA_TTYTYPE 0
+#endif
+
+#if !defined(ttytype) && (!HAVE_CURSES_DATA_TTYTYPE || DECL_CURSES_DATA_TTYTYPE)
+#define ttytype termname()
+#endif
+
+#define colored_chtype(ch, attr, pair) \
+ ((chtype) (ch) | (chtype) (attr) | (chtype) COLOR_PAIR(pair))
+